<gm:page title="My App" authenticate="false">

  <gm:list id="listphoto" height="400" pagesize="1000" template="photoList" data="${photos}">
</gm:list>

<gm:data id="photos"
data="http://picasaweb.google.com/data/feed/base/user/gfrontier/?kind=photo&alt=atom&hl=en_US"/>
  
  
  <gm:template id="photoList">

<gm:text style="font-size:12px" ref="atom:source/atom:title"/>

<div repeat="true" style="padding: 5px"><center>
<gm:image ref="media:group/media:thumbnail[@width='72']/@url"/>
<gm:image ref="media:group/media:thumbnail[@height='72']/@url"/>
<br style="clear: both"/>
</center>
</div>

</gm:template>
  

</gm:page>